Blockchain, autenticação e provas digitais
![](https://blockchainfestival.io/wp-content/uploads/2023/08/Valber-Cavalcanti-e1694222602927-150x150.jpg)
Valber Cavalcanti
Titular do Cartório Azevêdo Bastos
![](https://blockchainfestival.io/wp-content/uploads/2023/08/Flavio-Filizzola-DUrso-150x150.jpeg)
Flávio D’urso
Advogado na D'Urso e Borges Advogados Associados
![](https://blockchainfestival.io/wp-content/uploads/2023/08/Ricardo-Machado-150x150.jpg)
Ricardo Machado
Legal Associate Lalamove
![](https://blockchainfestival.io/wp-content/uploads/2023/05/041A5945-150x150.jpg)
Fernando Lopes
CEO DataCurrency